Tyyni Saunas
Luxury Saunas by Hot Box ®

Tyyni Saunas

Premium Scandinavian outdoor saunas, designed for modern garden wellness, architectural calm and year-round heat therapy.

Arrange a Tyyni sauna consultation
Hot Box ® Outdoor Living

Scandinavian Outdoor Saunas

Tyyni Saunas combine Finnish sauna culture, modern Scandinavian design and premium outdoor living.

Hot Box ® has selected Tyyni as a core sauna brand because it sits naturally within our wider world of fire, heat, timber, outdoor wellness and architectural garden living.

These are not basic garden cabins. Tyyni Saunas are architect designed as modern outdoor wellness spaces, suitable for private gardens, rural retreats, holiday accommodation and premium lifestyle settings.

Contact Hot Box ®

About Tyyni Saunas

Tyyni Saunas are designed around calmness, simplicity and connection with nature. The design language is clean, restrained and architectural, allowing each sauna to sit comfortably within contemporary gardens, rural settings, terraces and outdoor wellness spaces.

The Tyyni range has a strong Scandinavian identity, combining timber, glass, heat and proportion to create saunas that feel deliberate, permanent and visually refined.

For clients seeking a premium outdoor sauna, Tyyni offers a distinctive alternative to lightweight kit buildings and generic garden sauna cabins.

Hot Box ® views Tyyni as a natural extension of our existing expertise in heat, fire and outdoor living. A Tyyni sauna can become part of a wider garden lifestyle environment, sitting alongside cold plunge tubs, fire pits, outdoor kitchens, terraces and landscaped spaces.

Every Tyyni sauna begins with the same philosophy: exceptional design, authentic heat and a stronger connection with the outdoors. The collection has been developed to suit a variety of settings, from compact urban gardens to expansive countryside retreats, while maintaining the clean Scandinavian aesthetic that defines the brand.

Each model offers its own balance of space, atmosphere and functionality, allowing you to select a sauna that feels perfectly suited to your lifestyle. From intimate personal retreats to larger family wellness spaces, Tyyni Saunas provide a refined and enduring way to experience heat, relaxation and outdoor living throughout the year.

Talk to us about Tyyni Saunas
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Tyyni 8

A compact Scandinavian outdoor sauna for smaller gardens, private retreats and considered wellness spaces.

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Tyyni 10

A balanced Tyyni sauna model with strong garden presence, comfort and everyday usability.

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Tyyni 15

The largest Tyyni option for more generous gardens, premium settings and complete wellness projects.

Why Tyyni?

Design-Led Sauna Architecture

Tyyni Sauna has been featured by Amazing Architecture as an architect-designed outdoor sauna collection by Piotr Gniewek, combining CLT timber construction, mirrored glazing and Scandinavian wellness design.

Tyyni Saunas are selected for clients who want a sauna to feel like part of the architecture of the garden.

The appeal of Tyyni is not only the heat experience. It is the way the sauna looks, sits and performs as part of a wider outdoor living setting.

Large glazed areas, strong timber form and clean Scandinavian detailing help create a sauna environment that feels calm, premium and highly intentional.

For us, Tyyni represents everything a modern outdoor sauna should be. Beautifully proportioned, thoughtfully detailed and deeply connected to Scandinavian wellness culture, each sauna combines timber, glass, heat and landscape to create an experience that extends far beyond the building itself. The result is a collection of outdoor wellness spaces that feel calm, architectural and entirely at home within the Hot Box ® philosophy of exceptional outdoor living.

Explore The Tyyni Sauna Collection

Every Tyyni sauna has been designed around the same core principles: Scandinavian simplicity, exceptional craftsmanship, authentic heat therapy and a strong connection to the surrounding landscape. Whilst each model shares the same design philosophy, the collection offers a variety of sizes, layouts and configurations to suit different properties, lifestyles and wellness aspirations.

Whether you are creating a compact private retreat, a family sauna space or a larger outdoor wellness destination, the Tyyni range provides options to suit a wide variety of settings. Each model has been carefully considered to balance visual impact, comfort, practicality and long-term performance.

Individual Tyyni models provide detailed information on dimensions, layouts, heater options, specifications, glazing arrangements, installation requirements, delivery considerations and available upgrades. This allows homeowners to compare the collection and identify the sauna that best complements their garden, property and intended use.

As every sauna project is unique, we encourage clients to view the Tyyni range as the starting point for a wider conversation about outdoor living, wellness and lifestyle. Our role is to help you select the right model, understand the practical requirements and create a sauna experience that feels perfectly suited to your home.

From compact architectural retreats through to larger family wellness spaces, the Tyyni collection offers a refined and distinctly Scandinavian approach to luxury outdoor living.

Choosing The Right Tyyni Sauna

Selecting a luxury sauna is about far more than choosing a size or appearance. The ideal sauna should complement the property, suit the intended lifestyle of the owner and integrate naturally into the wider outdoor environment. Factors such as capacity, heater type, positioning, access, views and frequency of use all play an important role in determining which model is most appropriate.

Each Tyyni sauna has been designed to deliver a distinct balance of space, atmosphere and functionality. Some models are perfectly suited to compact gardens and private wellness retreats, whilst others provide a more substantial setting for family use, entertaining and larger outdoor living projects.

As with any premium architectural product, careful planning helps ensure the finished result meets expectations. Considerations such as base preparation, access requirements, delivery logistics, electrical provision and heating options can all influence the final specification and overall user experience.

At Hot Box ®, we believe every sauna project should begin with a conversation rather than a transaction. By understanding the property, the setting and the aspirations of the client, we can help identify the most suitable Tyyni model and ensure that every aspect of the project is considered from the outset.

Scandinavian Build Quality

Why Buy A Quality Tyyni Sauna?

A premium sauna should feel permanent, architectural and durable.

Lower quality sauna buildings can look attractive online, but often compromise on timber stability, glazing, door quality, ventilation, heater selection, insulation performance and long-term weather resistance.

Tyyni Saunas are positioned as proper outdoor wellness structures, not temporary garden accessories. Their value lies in the balance of visual design, build quality, usability and atmosphere.

When choosing a Tyyni sauna, clients are buying into a more complete experience: heat, space, design, privacy, outdoor living and daily ritual.

Tyyni Saunas have attracted attention within the architecture and design world for their minimalist Scandinavian form, mirrored glazing and use of cross-laminated timber construction. Designed by architect Piotr Gniewek, the collection has been recognised as a pre-made outdoor sauna concept that brings together Finnish sauna culture, contemporary design and practical installation.

Heating Options

Wood Burning Or Electric Tyyni Saunas

The right heater choice depends on whether the client values ritual, convenience or a balance of both.

Wood burning sauna heaters create a traditional and atmospheric sauna experience. The visible fire, natural radiant heat and process of lighting the heater all contribute to a slower and more immersive ritual.

Electric sauna heaters offer convenience, easier operation and predictable control, making them attractive for contemporary gardens and clients who want simple day-to-day use.

Where a wood-fired Tyyni sauna is selected, Hot Box ® Firestarter is a natural supporting product, helping simplify ignition and strengthen the fire-led experience.

The appeal of Tyyni lies in its simplicity. Each sauna is conceived as a calm architectural object: clean-lined, compact, visually striking and designed to sit naturally within its surroundings. Extensive glazed sections help connect the sauna to the landscape, while mirror-effect safety glass creates privacy and a refined external appearance.

Delivery, Base & Installation Guidance

A Tyyni sauna should be planned properly before it is ordered. Access, lifting, positioning, base preparation, drainage, electrical supply and surrounding landscaping all influence the success of the final installation.

The base should be stable, level and appropriate for the selected model. Depending on the project, this may include a concrete slab, engineered pads, ground screws or a carefully designed hardstanding.

Where a sauna arrives substantially complete or partially assembled, access becomes especially important. Widths, turning space, gradients, crane access and lifting points should all be reviewed early.

Tyyni is not just a wellness product; it is a designed space for retreat, stillness and reconnection. The combination of CLT timber, glass and carefully proportioned internal spaces creates a sauna environment that feels both modern and rooted in traditional Finnish sauna culture.

Base Design Consultancy by Strut

Hot Box ® can assist with early-stage planning to ensure the selected Tyyni model is appropriate for the garden, access arrangements and intended setting. Positioning should consider privacy, views, orientation, lighting and the relationship between the sauna and the wider landscape.

Where additional technical guidance is required, our sister company, Strut Building Surveyors, can advise on ground conditions, drainage and foundation requirements, helping ensure the chosen sauna is supported by an appropriate base specification.

For larger outdoor wellness projects, a Tyyni sauna can be integrated alongside cold plunge tubs, outdoor showers, fire pits, outdoor kitchens and landscaped seating areas, creating a complete year-round wellness destination within the garden.

Why Buy Tyyni Through Hot Box ®?

Buying a Tyyni sauna through Hot Box ® gives clients more than access to a premium sauna brand. We help interpret the range, assess the site, consider heating options and think carefully about how the sauna will be used in real life.

Our background in heat, fire, installation and outdoor living means we understand the practical questions that sit behind a successful sauna project.

We consider access, weathering, fuel, electricity, positioning, base preparation, user experience and long-term enjoyment.

Arrange a Tyyni consultation

Hot Box ® is building a curated outdoor wellness collection around products we believe are genuinely worth specifying. Tyyni is the first major sauna brand within that structure.

From this brand page, clients can move into the individual Tyyni model pages, compare options and request a consultation before committing to a specification.

This is the correct route for a premium sauna purchase: understand the brand, compare the models, assess the site, then build the right project around the client’s garden and lifestyle.

Explore The Tyyni Sauna Range

Tyyni 8

Compact, architectural and well suited to smaller gardens or private sauna retreats.

View Tyyni 8

Tyyni 10

A balanced model for clients seeking more space, strong visual presence and everyday usability.

View Tyyni 10

Tyyni 15

The largest model in the Tyyni range, suited to more substantial premium wellness projects.

View Tyyni 15
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